A new type of photon-added squeezed coherent state and its statistical properties

(整期优先)网络出版时间:2012-07-17
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Weconstructanewtypeofphoton-addedsqueezedcoherentstategeneratedbyrepeatedlyoperatingthebosoniccreationoperatoronanewtypeofsqueezedcoherentstate[FanHYandXiaoM1996Phys.Lett.A22081].Wefindthatitsnormalizationfactorisrelatedtosingle-variableHermitepolynomials.Furthermore,weinvestigateitsstatisticalproperties,suchasMandel’sQparameter,photon-numberdistribution,andWignerfunction.Thenonclassicalityisdisplayedintermsoftheintenseoscillationofphoton-numberdistributionandthenegativityoftheWignerfunction.